import React, { useEffect, useState } from "react";
import {
  Card,
  Form,
  Button,
  Input,
  Select,
  Table,
  Row,
  Col,
  message,
} from "antd";
import { SearchOutlined } from "@ant-design/icons";
import { useNavigate } from "react-router-dom";
//引入类型
import type {
  getHosListSearchParamsType,
  hospitalListContentType,
  hospitalListItemsType,
  getProvinceReturnType,
} from "@/api/hospital/model/hospitalListType";

//引入接口
import {
  getHospitalListRequest,
  getProvinceRequest,
  getCityOrDistrictRequest,
  changeStatusRequest,
} from "@/api/hospital/hospitalList";

export default function HospitalList() {
  const navigate = useNavigate();
  const [form] = Form.useForm();
  //控制表格的是否加载中的状态
  const [isLoading, setIsLoading] = useState(false);
  //控制当前页码的状态
  const [page, setPage] = useState(1);
  //控制每页显示的条数
  const [limit, setLimit] = useState(3);
  //控制医院总数量
  const [total, setTotal] = useState(0);
  //控制查询时用户输入的表单参数
  const [searchParams, setSearchParams] = useState<getHosListSearchParamsType>(
    {}
  );
  //控制表格的数据
  const [hospitalList, setHospitalList] = useState<hospitalListContentType>([]);
  //控制省份的状态
  const [province, setProvince] = useState<getProvinceReturnType>([]);
  //控制市的数据
  const [cityList, setCityList] = useState<getProvinceReturnType>([]);
  //控制区的数据
  const [disList, setDisList] = useState<getProvinceReturnType>([]);
  //控制医院类型
  const [hospitalType, setHospitalType] = useState<getProvinceReturnType>([]);
  //控制重新渲染的state
  const [reRender, setReRender] = useState(true);

  //1.刚加载组件的时候,发送医院列表的请求
  useEffect(() => {
    const getHospitalList = async () => {
      const result = await getHospitalListRequest(page, limit, searchParams);
      //把结果中的医院列表的数组设置给状态state
      setHospitalList(result.content);
      //把结果中的医院总数设置给状态state
      setTotal(result.totalElements);
    };
    getHospitalList();
  }, [searchParams, page, limit,reRender]);

  //2.初始化的时候请求所有的省份
  useEffect(() => {
    const getProvince = async () => {
      const result = await getProvinceRequest();
      setProvince(result);
    };
    getProvince();
  }, []);

  //3.初始化的时候请求所有医院类型
  useEffect(() => {
    const getHospitalType = async () => {
      const result = await getCityOrDistrictRequest("10000");
      setHospitalType(result);
    };
    getHospitalType();
  }, []);

  //事件回调函数
  //1.点击页码以后的事件回调函数
  const pageChangeHandle = (page: number, limit: number) => {
    setPage(page);
    setLimit(limit);
  };

  //2.根据获取到的省份再去发送市的请求
  const changeProviceHandle = async (value: string) => {
    const result = await getCityOrDistrictRequest(value);
    setCityList(result);
    //需要清空市和区的内容即value
    form.setFieldsValue({ cityCode: null, districtCode: null });
    //清空县的数据
    setDisList([]);
  };
  //3.根据获取到的省份再去发送市的请求
  const changeCityHandle = async (value: string) => {
    const result = await getCityOrDistrictRequest(value);
    setDisList(result);
    //选择市需要清空区的内容即value
    form.setFieldsValue({ districtCode: null });
  };

  //3.查询表单的提交事件
  const finishHandle = (value: getHosListSearchParamsType) => {
    setSearchParams(value);
  };

  //5.点击查询表单的清空按钮
  const clearSearchHandle = () => {
    setSearchParams({});
  };

  //6.点击上下线的事件回调函数
  const changeStateHandle = (id: string, status: 0 | 1) => {
    return async () => {
      await changeStatusRequest(id, status);
      message.success("改变医院上下线状态成功");

      //重新渲染
      setReRender(!reRender);
    };
  };
  const columns = [
    {
      title: "序号",
      width: 60,
      dataIndex: "index",
      render(_: any, __: any, index: number) {
        return index + 1;
      },
    },
    {
      title: "医院logo",
      dataIndex: "logoData",
      render(logoData: string) {
        return (
          <img width={100} src={`data:img/jpeg;base64,${logoData}`} alt="" />
        );
      },
    },
    {
      title: "医院名称",
      dataIndex: "hosname",
    },
    {
      title: "等级",
      render(_: any, data: hospitalListItemsType) {
        return data.param.hostypeString;
      },
    },
    {
      title: "详细地址",
      render(_: any, data: hospitalListItemsType) {
        return data.param.fullAddress;
      },
    },
    {
      title: "状态",
      render(_: any, data: hospitalListItemsType) {
        return data.status === 0 ? "下线" : "上线";
      },
    },
    {
      title: "创建时间",
      dataIndex: "createTime",
    },
    {
      title: "操作",
      width: 120,
      fixed: "right" as "right",
      dataIndex: "id",
      render(_: any, data: hospitalListItemsType) {
        return (
          <div>
            <Button
              type="primary"
              onClick={() => {
                navigate(`/syt/hospital/hospitalShow/${data.id}`, {
                  //测试state传值(练习而已)
                  state: { hello: "world" },
                });
              }}
            >
              查看
            </Button>
            <Button type="primary" onClick={()=>{
              navigate(`/syt/hospital/hospitalSchedule/${data.hoscode}`)
            }}>排班</Button>
            <Button
              type="primary"
              onClick={changeStateHandle(data.id, data.status === 0 ? 1 : 0)}
            >
              {data.status === 0 ? "上线" : "下线"}
            </Button>
          </div>
        );
      },
    },
  ];

  return (
    <div>
      <Card>
        <Form
          name="basic"
          // wrapperCol={{ span: 30 }}
          form={form}
          onFinish={finishHandle}
        >
          <Row gutter={[16, 16]}>
            <Col span={4}>
              <Form.Item name="provinceCode">
                <Select
                  placeholder="请输入省份"
                  allowClear
                  onChange={changeProviceHandle}
                >
                  {province.map((item) => {
                    return (
                      <Select.Option value={item.id} key={item.id}>
                        {item.name}
                      </Select.Option>
                    );
                  })}
                </Select>
              </Form.Item>
            </Col>
            <Col span={4}>
              <Form.Item name="cityCode">
                <Select
                  placeholder="请输入市"
                  allowClear
                  onChange={changeCityHandle}
                >
                  {cityList.map((item) => {
                    return (
                      <Select.Option value={item.id} key={item.id}>
                        {item.name}
                      </Select.Option>
                    );
                  })}
                </Select>
              </Form.Item>
            </Col>
            <Col span={4}>
              <Form.Item name="districtCode">
                <Select placeholder="请输入县/区" allowClear>
                  {disList.map((item) => {
                    return (
                      <Select.Option value={item.id} key={item.id}>
                        {item.name}
                      </Select.Option>
                    );
                  })}
                </Select>
              </Form.Item>
            </Col>
            <Col span={4}>
              <Form.Item name="hosname">
                <Input placeholder="医院名称" />
              </Form.Item>
            </Col>
            <Col span={4}>
              <Form.Item name="hoscode">
                <Input placeholder="医院编号" />
              </Form.Item>
            </Col>
            <Col span={4}>
              <Form.Item name="hostype">
                <Select placeholder="医院类型" allowClear>
                  {hospitalType.map((item) => {
                    return (
                      <Select.Option value={item.value} key={item.id}>
                        {item.name}
                      </Select.Option>
                    );
                  })}
                </Select>
              </Form.Item>
            </Col>
          </Row>

          <Row gutter={[16, 16]}>
            <Col span={4}>
              <Form.Item name="status">
                <Select placeholder="医院状态" allowClear>
                  <Select.Option value={1}>上线</Select.Option>
                  <Select.Option value={0}>下线</Select.Option>
                </Select>
              </Form.Item>
            </Col>
            <Col span={2}>
              <Form.Item>
                <Button
                  type="primary"
                  htmlType="submit"
                  icon={<SearchOutlined />}
                >
                  查询
                </Button>
              </Form.Item>
            </Col>
            <Col span={2} style={{ marginLeft: "20px" }}>
              <Form.Item>
                <Button
                  type="default"
                  htmlType="reset"
                  onClick={clearSearchHandle}
                >
                  清空
                </Button>
              </Form.Item>
            </Col>
          </Row>
        </Form>

        <Table
          style={{ marginTop: "30px" }}
          columns={columns}
          dataSource={hospitalList}
          scroll={{ x: 1100 }}
          bordered
          //在table中 要求dataSource中有key属性,但是如果真的没有key 则可以使用rowKey属性指定dataSource中的一个属性作为Key
          rowKey="id"
          loading={isLoading}
          pagination={{
            //页码的配置：当前页码
            current: page,
            //总数据的数量
            total,
            //每页条数
            pageSize: limit,
            //展示更改每页条数的选项(默认total大于50条的时候开启)
            pageSizeOptions: [3, 8, 15],
            //是否直接开启更新每页条数的选项
            showSizeChanger: true,

            showTotal(total) {
              return `总共有${total}条数据`;
            },
            onChange: pageChangeHandle,
          }}
        />
      </Card>
    </div>
  );
}
